{"id":13619,"date":"2025-11-17T02:52:22","date_gmt":"2025-11-17T02:52:22","guid":{"rendered":"https:\/\/rxdrillrig.com\/?p=13619"},"modified":"2026-03-10T06:00:23","modified_gmt":"2026-03-10T06:00:23","slug":"get-good-cores-from-both-hard-soft-rock-3-adjustment-tips-no-more-broken-core-scraps","status":"publish","type":"post","link":"https:\/\/rxdrillrig.com\/es\/news\/get-good-cores-from-both-hard-soft-rock-3-adjustment-tips-no-more-broken-core-scraps\/","title":{"rendered":"Obtenga buenos testigos tanto de roca dura como blanda. 3 consejos de ajuste: se acabaron los restos de testigos rotos"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"13619\" class=\"elementor elementor-13619\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0bf0c50 e-flex e-con-boxed e-con e-parent\" data-id=\"0bf0c50\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9816b87 e-flex e-con-boxed e-con e-parent\" data-id=\"9816b87\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-73adbbd e-con-full e-flex e-con e-child\" data-id=\"73adbbd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c87a264 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"c87a264\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Get good cores from both hard &amp; soft rock! 3 adjustment tips\u2014no more broken core scraps<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6a0cc3 elementor-widget elementor-widget-post-info\" data-id=\"a6a0cc3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-bf39931 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/rxdrillrig.com\/es\/2025\/11\/17\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>noviembre 17, 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2888168 elementor-widget elementor-widget-text-editor\" data-id=\"2888168\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"auto-hide-last-sibling-br paragraph-JOTKXA paragraph-element br-paragraph-space\"><div class=\"inter-jQQQ8P\"><div class=\"container-PrUkKo\"><div class=\"item-hGGxLi\"><div class=\"container-arOxqB chrome70-container\"><div class=\"inner-FyM8gE inner-item-f8P6nx\" data-target-id=\"message-box-target-id\" data-testid=\"union_message\"><div class=\"message-block-container-aFugD6\" data-testid=\"message-block-container\" data-ui-version=\"samantha\"><div class=\"flex flex-row w-full w-full max-w-full s-font-base text-s-color-text-secondary p-0 rounded-s-radius-s bg-transparent group data-[attr=select-mode]:-mt-10 data-[attr=select-mode]:py-10 data-[attr=select-mode]:px-16 data-[attr=select-mode]:sm:p-10 data-[attr=select-mode]:hover:bg-s-color-bg-base data-[attr=select-mode]:hover:rounded-s-radius-xs data-[attr=select-mode]:has-[:checked]:bg-s-color-bg-trans data-[attr=select-mode]:has-[:checked]:rounded-s-radius-xs data-[attr=select-mode]:pointer-events-none\" data-testid=\"receive_message\"><div class=\"flex flex-col flex-grow max-w-full min-w-0\"><div class=\"flex-row flex w-full\" data-testid=\"message_content\" data-message-id=\"28819828917495298\"><div class=\"w-full\" data-plugin-identifier=\"Symbol(infra:receive-message-box:text)\"><div class=\"container-ZYIsnH flow-markdown-body mdbox-theme-next theme-samantha-Nbr9UN\" dir=\"ltr\" data-testid=\"message_text_content\" data-show-indicator=\"false\"><div class=\"auto-hide-last-sibling-br paragraph-JOTKXA paragraph-element br-paragraph-space\"><div class=\"auto-hide-last-sibling-br paragraph-pP9ZLC paragraph-element br-paragraph-space\">All geologists know that letdown: spending hours drilling, only to pull up broken core fragments\u2014or even an empty barrel! <a href=\"https:\/\/rxdrillrig.com\/\">Core Drilling rig<\/a> intact cores doesn\u2019t have to be like &#8220;holding eggs with a heavy hand&#8221;\u2014get the parameters and tools right, and perfect cores are within reach.<\/div><h5>\u00a0<\/h5><h5 class=\"header-iWP5WJ auto-hide-last-sibling-br\">Tip 1: Control Speed \u2013 Match the Rhythm of the Rock Formation<\/h5><div class=\"auto-hide-last-sibling-br paragraph-pP9ZLC paragraph-element br-paragraph-space\">Don\u2019t rush with hard rocks! Granite, limestone, and other hard formations have high cutting resistance. Fast drilling causes intense impact on the core, leading to breakage. For soft rocks like sandstone, maintain a steady speed. Especially in fractured zones or weak interlayers, adopt the &#8220;advance 3, retreat 1&#8221; method to reduce disturbance. Steady progress for hard rocks and constant speed for soft rocks\u2014this keeps cores continuous and intact.<\/div><h5>\u00a0<\/h5><h5 class=\"header-iWP5WJ auto-hide-last-sibling-br\">Tip 2: Control Flow Rate \u2013 Flushing Fluid Needs Precision<\/h5><div class=\"auto-hide-last-sibling-br paragraph-pP9ZLC paragraph-element br-paragraph-space\">More fluid isn\u2019t better! Around 5L\/min works for hard rocks, while 3-5L\/min is ideal for soft rocks. Too much flow scatters soft cores; too little fails to cool the bit or remove cuttings, causing jamming or bit damage. Stable, formation-matched flow balances core protection and drilling efficiency.<\/div><h5>\u00a0<\/h5><h5 class=\"header-iWP5WJ auto-hide-last-sibling-br\">Tip 3: Choose the Right Core Barrel \u2013 Structure Matters<\/h5><div class=\"auto-hide-last-sibling-br paragraph-pP9ZLC paragraph-element br-paragraph-space\">Prioritize a double-tube (single-acting) barrel! The outer tube rotates for cutting, while the inner tube stays fixed\u2014avoiding core disturbance from rotation. Flushing fluid flows through the gap between tubes, not directly hitting the core. This drastically reduces breakage and loss, boosting core recovery rate far more than a single-tube barrel. Match the barrel length to drilling depth; use extensions for deep holes to collect full core sections.<\/div><div>\u00a0<\/div><div class=\"auto-hide-last-sibling-br paragraph-pP9ZLC paragraph-element br-paragraph-space\">Master these three tips, and you\u2019ll improve core quality even in complex formations! Drop a comment about your core drilling struggles\u2014we\u2019d love to hear them!<\/div><\/div><\/div><\/div><\/div><div class=\"suggest-message-list-wrapper-Hn7Sfr\" data-testid=\"suggest_message_list\">\u00a0<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d104b2b elementor-widget elementor-widget-video\" data-id=\"d104b2b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtube.com\\\/shorts\\\/Iyui2Zq2Mnk?feature=share&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div 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El equipo de perforaci\u00f3n de testigos intactos no<\/p>","protected":false},"author":3,"featured_media":11613,"comment_status":"closed","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[46],"tags":[63,88,89,87],"class_list":["post-13619","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-core-drilling-rig","tag-coreprotectiontips","tag-coresamplingguide","tag-geologicalexploration"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.9 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Get good cores from both hard &amp; soft rock! 3 adjustment tips\u2014no more broken core scraps - DTH Drill Rig, Water well drill rig, Core drill rig- RXME<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/rxdrillrig.com\/es\/news\/get-good-cores-from-both-hard-soft-rock-3-adjustment-tips-no-more-broken-core-scraps\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Get good cores from both hard &amp; soft rock! 3 adjustment tips\u2014no more broken core scraps\" \/>\n<meta property=\"og:description\" content=\"All geologists know that letdown: spending hours drilling, only to pull up broken core fragments\u2014or even an empty barrel! 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